OLUWASEGUN ELVIS MAKELEMI
@oluwasegunelvismakel
I deliver reliable ERP and database operations as a tech support consultant.
NigeriaWhat I'm looking for
I’m a tech support–focused IT professional with 30+ years of experience providing technical support, system administration, and enterprise application support across telecommunications, finance, and enterprise environments. I specialize in troubleshooting ERP systems, Oracle databases, and enterprise infrastructure—resolving incidents, improving system uptime, and supporting end users effectively.
In my current role as a Technical Support Consultant / Data Architect (EBIS – Enterprise Business Information Systems), I facilitate technical support and troubleshooting for Oracle-based ERP applications across multiple business units and directed enterprise IT support and infrastructure operations for Akwa Ibom State Government. I improved service reliability and reduced system downtime by up to 30% through structured incident management, delivered enterprise directory services transformation with Microsoft Active Directory and messaging migrations with zero data loss and full business continuity, and achieved >95% SLA compliance with consistent service quality.
Across my leadership roles at Globacom and Simba Technology, I institutionalized ITSM frameworks, SOPs, and knowledge repositories—reducing MTTR by 20%—and championed standardization and automation of system deployment, improving deployment efficiency by 25%. I’ve also supported 200+ users and coordinated support for 900+ desktops and 68 servers, improved database performance by 35%, achieved 99.9% uptime for critical applications, and cut incident resolution time by 40%, while training teams and end users to prevent recurring issues.
Experience
Work history, roles, and key accomplishments
Technical Support Consultant
EBIS – Enterprise Business Information Systems
Oct 2019 - Present (6 years 8 months)
Provided Oracle-based ERP application support across multiple business units and led enterprise IT support operations for Akwa Ibom State Government, improving service reliability and reducing system downtime by up to 30%. Drove Active Directory/messaging migrations with zero data loss and established ITSM frameworks, reducing MTTR by 20% and improving deployment efficiency by 25%.
Enterprise IT Support Manager
Globacom Nigeria
Mar 2007 - Oct 2016 (9 years 7 months)
Led enterprise database, application, and infrastructure support for OSS/BSS environments, supporting 200+ users and coordinating 900+ desktops and 68 servers across multiple locations. Implemented monitoring and ERP (Oracle E-Business Suite) support processes, reducing system downtime by 20% and improving database performance by 35%.
Database & Financial Apps Manager
Globacom Limited
Mar 2005 - Mar 2007 (2 years)
Managed Oracle ERP and Microsoft Dynamics RMS application and database support and assisted with nationwide rollouts across 60+ locations. Monitored performance issues and implemented backup and recovery solutions to reduce system downtime while delivering user support and training for financial and inventory applications.
ERP Support Lead (Orion & Merlin)
Simba Technology
Dec 2003 - Mar 2005 (1 year 3 months)
Provided first- and second-line technical support for ERP systems, delivering remote and onsite user support across multiple locations. Resolved technical issues that reduced system downtime by 40% and redesigned the ERP training curriculum, improving user engagement and knowledge retention by 40%.
Oracle Application Consultant
Medgeatech Software Ltd
Jul 2000 - Dec 2003 (3 years 5 months)
Delivered technical and user support for Oracle HR and Payroll systems, including training, troubleshooting, and post-implementation assistance. Designed database backup and recovery processes and supported pre-deployment system testing and issue resolution, improving user experience via UI enhancements based on support feedback.
Education
Degrees, certifications, and relevant coursework
University of Jos
Bachelor of Science, Mathematics
Earned a B.Sc. in Mathematics from the University of Jos.
Federal University of Technology, Minna
Postgraduate Diploma, Computer Science
Earned a PGD in Computer Science from the Federal University of Technology, Minna.
Availability
Location
NigeriaAuthorized to work in
Job categories
Skills
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